Senior Ethical Hacker (f/m)

• Independently plan, design, and execute advanced penetration tests on complex applications and infrastructure.
• Thoroughly evaluate test results, including developing Proofs of Concept (PoCs) to demonstrate exploitability.
• Present findings, vulnerabilities, and strategic recommendations to both technical and non-technical stakeholders.
• Actively participate in the non-technical aspects of project planning, including commercial and legal discussions.
• Serve as a mentor and guide for junior colleagues, helping to develop their skills and expertise.
• Ensure all testing is conducted in line with project needs, customer requirements, and industry best practices.

• A deep understanding of how to identify and analyze vulnerabilities within complex enterprise ICT environments.
• The ability to assess how vulnerabilities can impact the entire business ecosystem, not just a single component.
• A strong, demonstrated background in both enterprise technology (infrastructure, applications) and cybersecurity principles.
• An unwavering commitment to the highest ethical standards in cybersecurity.
• Exceptional reliability, professional integrity, and the ability to work independently.
• Must be eligible and willing to apply for official CZ/EU/NATO Security Clearance if the role requires it.

• Two years of working experience in IT Security with exposure to application security testing (vulnerability management and application penetration tests)
• Willingness to travel
• Practical knowledge of Security principles, techniques and technologies on the level that guarantees efficient planning, scoping and designing of penetration tests
• Deep understanding of IT technology, network protocols, design and operations relevant for penetration testing
• Basic knowledge of security concepts and risk control
• Basic knowledge of Commercial, Legal and Privacy aspects related to penetration testing
• Valid CEH certification OR equal knowledge including binding commitment to pass the CEH exam and apply for certification till the end of probation period
• Fluent English (both spoken and written) at level guaranteeing successful presentation to customer at management level

• Bachelor or higher degree, preferably from technical/economical/math university
• Any additional cybersecurity certifications (Security+, CISSP, CISM, CISA, CGEIT, CRISC) or the equal knowledge ready to pass exam
• Any working experience in technical non-security IT is welcome
• Vulnerability and threat management experience
• Experience with various security tools and products (Fortify, AppScan, etc…)
• Good understanding of the components of a secure DLC/SDLC
• Vulnerability analysis and application reversing skills
• Understanding of cryptography principles
• EU citizenship
• Any additional language is welcome

• Smartphone: Choose your phone and get a compensation of up to 23,100 CZK every 3 years.
• Employee tariff: Use unlimited data, call and text for lower prices for private and business purposes.
• Yearly bonus: You can get a bonus of up to 15% of your annual fixed salary each year depending on the company's success.
• T-Mobile discounts: Enjoy the 75% discount on 8 T-Mobile services for your family and friends.
• Partner discounts: Enjoy lower prices of products and services with our partners.
• Flexible hours: Adapt your work to your needs thanks to the home-office option (according to the agreement with the manager).
• Shares program Shares2You: Become a shareholder of the Deutsche Telekom Group and take advantage of the associated benefits.
• Rest and recreation: Relax with 6 weeks of holidays and 1 free day for charity activities.
• MultiSport: Sport and relax with your loved ones thanks to the discounted MultiSport card.

• Education and development: Broaden your horizons with our internal T-Univerzity offering a wide range of courses.
• Cafeteria: Choose from a wide range of benefits worth up to 15,000 CZK per year - sports and cultural services, health and beauty, transport allowances, holidays or language courses.
• Day for a good deed: You can devote one working day a year to volunteering in non-profit organizations and thus contribute to social responsibility together with us.
• Psychological consultations: Are you having troubles in your private or professional life? Share your burden anonymously via phone or online.
• Meal contribution: Enjoy a delicious meal with a work-day allowance of 123.90 CZK.
• Sabbatical: Sometimes we all need to switch off. That's why, after working for 2 years and upon agreement with your manager, you can take 1 month off to do whatever you need.
• Pension allowance: Get ready for your retirement with a pension allowance after 12 months with us.

• We will assess the information you send us and will get back to you under any circumstances.
• We will contact the chosen applicants and specify the details.
• A job interview is a two-way opportunity to get to know each other better.
• We will inform you about the result of the interview as soon as possible. Successful candidates will receive a job offer.

T-Mobile